Begin net/ module in core.

Humble beginnings.

Makefile

@@ -95,6 +95,7 @@ JANET_CORE_SOURCES=src/core/abstract.c \
 				   src/core/io.c \
 				   src/core/marsh.c \
 				   src/core/math.c \
+				   src/core/net.c \
 				   src/core/os.c \
 				   src/core/parse.c \
 				   src/core/peg.c \

meson.build

@@ -59,6 +59,7 @@ conf.set('JANET_NO_DOCSTRINGS', not get_option('docstrings'))
 conf.set('JANET_NO_SOURCEMAPS', not get_option('sourcemaps'))
 conf.set('JANET_NO_ASSEMBLER', not get_option('assembler'))
 conf.set('JANET_NO_PEG', not get_option('peg'))
+conf.set('JANET_NO_NET', not get_option('net'))
 conf.set('JANET_REDUCED_OS', get_option('reduced_os'))
 conf.set('JANET_NO_TYPED_ARRAY', not get_option('typed_array'))
 conf.set('JANET_NO_INT_TYPES', not get_option('int_types'))
@@ -112,6 +113,7 @@ core_src = [
   'src/core/io.c',
   'src/core/marsh.c',
   'src/core/math.c',
+  'src/core/net.c',
   'src/core/os.c',
   'src/core/parse.c',
   'src/core/peg.c',

meson_options.txt

@@ -11,6 +11,7 @@ option('peg', type : 'boolean', value : true)
 option('typed_array', type : 'boolean', value : true)
 option('int_types', type : 'boolean', value : true)
 option('prf', type : 'boolean', value : true)
+option('net', type : 'boolean', value : true)
 
 option('recursion_guard', type : 'integer', min : 10, max : 8000, value : 1024)
 option('max_proto_depth', type : 'integer', min : 10, max : 8000, value : 200)

src/boot/boot.janet

@@ -2423,6 +2423,7 @@
      "src/core/io.c"
      "src/core/marsh.c"
      "src/core/math.c"
+     "src/core/net.c"
      "src/core/os.c"
      "src/core/parse.c"
      "src/core/peg.c"

src/conf/janetconf.h

@@ -49,6 +49,7 @@
 /* Other settings */
 /* #define JANET_NO_ASSEMBLER */
 /* #define JANET_NO_PEG */
+/* #define JANET_NO_NET */
 /* #define JANET_NO_TYPED_ARRAY */
 /* #define JANET_NO_INT_TYPES */
 /* #define JANET_NO_PRF */

src/core/corelib.c

@@ -975,6 +975,9 @@ static void janet_load_libs(JanetTable *env) {
 #ifdef JANET_THREADS
     janet_lib_thread(env);
 #endif
+#ifdef JANET_NET
+    janet_lib_net(env);
+#endif
 }
 
 #ifdef JANET_BOOTSTRAP

src/core/net.c

@@ -0,0 +1,50 @@
+/*
+* Copyright (c) 2020 Calvin Rose
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to
+* deal in the Software without restriction, including without limitation the
+* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+* sell copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in
+* all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+* IN THE SOFTWARE.
+*/
+
+#ifndef JANET_AMALG
+#include "features.h"
+#include <janet.h>
+#include "util.h"
+#endif
+
+/*
+ * C Funs
+ */
+
+static Janet cfun_net_hello(int32_t argc, Janet *argv) {
+    (void) argv;
+    janet_fixarity(argc, 0);
+    janet_printf("Hello!\n");
+    return janet_wrap_nil();
+}
+
+static const JanetReg net_cfuns[] = {
+    {"net/hello", cfun_net_hello,
+        JDOC("(net/hello)\n\n"
+                "Prints \"Hello!\".")},
+    {NULL, NULL, NULL}
+};
+
+void janet_lib_net(JanetTable *env) {
+    janet_core_cfuns(env, NULL, net_cfuns);
+}
+

src/core/util.h

@@ -126,5 +126,8 @@ void janet_lib_inttypes(JanetTable *env);
 #ifdef JANET_THREADS
 void janet_lib_thread(JanetTable *env);
 #endif
+#ifdef JANET_NET
+void janet_lib_net(JanetTable *env);
+#endif
 
 #endif

src/include/janet.h

@@ -152,6 +152,11 @@ extern "C" {
 #define JANET_TYPED_ARRAY
 #endif
 
+/* Enable or disable networking */
+#ifndef JANET_NO_NET
+#define JANET_NET
+#endif
+
 /* Enable or disable large int types (for now 64 bit, maybe 128 / 256 bit integer types) */
 #ifndef JANET_NO_INT_TYPES
 #define JANET_INT_TYPES